<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>01</title>
    <script src="https://cdn.jsdelivr.net/npm/vue@2.6.12"></script>
</head>
<body>
    <div id="app">
        <h1>hello vue</h1>
        <h1>{{title}}</h1>
    </div>




    <script type="text/javascript">
        var app=new Vue({
            el:"#app",
            data:{
                title:"Hello Vue"
            }
        })
    </script>
</body>
</html>